1
Kevin Houser, Stephen DiMatteo: Articulable ultrasonic surgical apparatus. Verne E Kreger, May 16, 2000: US06063098 (493 worldwide citation)

An ultrasonic surgical clamp coagulator apparatus is configured to effect cutting, coagulation, and clamping of tissue by cooperation of a clamping mechanism of the apparatus with an associated ultrasonic end-effector. Selective articulational positioning of the end-effector is achieved by the provi ...


2
Alan Broadwin, Joseph N Logan, Peter J Kuhl: Apparatus for providing enhanced tissue fragmentation and/or hemostasis. Valleylab, Peter C Richardson, Lawrence C Akers, Mark Dryer, May 14, 1991: US05015227 (455 worldwide citation)

An improved device for delivering RF current to the operating tool of an ultrasonic surgical apparatus which comprises a switch module for selecting said RF current, an electrically conducting metal band connected to the switch module and an electrically conductive O-ring in electrical contact with ...


3
Thomas W Davison, Stephen DiMatteo, Paul Smith, Gary Whipple: Clamp coagulator/cutting system for ultrasonic surgical instruments. Ultracision, Nixon & Vanderhye, June 21, 1994: US05322055 (428 worldwide citation)

An ultrasonic surgical apparatus includes a surgical instrument having a handpiece with a transducer for converting an electrical signal into longitudinal vibratory motion of a blade connected to the handpiece and an accessory releasably connected to the handpiece to enable clamping of tissue agains ...


4
Emery S Rose: Ultrasonic surgical apparatus. Sherwood Services, July 4, 2000: US06083191 (355 worldwide citation)

An electrical apparatus for driving an ultrasonic piezoelectric crystal transducer in a surgical handpiece for the fragmentation and aspiration of tissue, which apparatus includes an electronic control loop in combination with a voltage source amplifier having an output which is connected to the pie ...


5
Rose Emery S: Control system for use in ultrasonic surgical apparatus. Valleylab, May 15, 1996: EP0711611-A2 (341 worldwide citation)

An electrical apparatus for driving an ultrasonic piezoelectric crystal transducer in a surgical handpiece for the fragmentation and aspiration of tissue, which apparatus includes an electronic control loop (12) in combination with a voltage source amplifier (2) having an output which is connected t ...


6
Broadwin Alan, Logan Joseph Nicholas, Kuhl Peter Joseph: Apparatus for providing enhanced tissue fragmentation and/or hemostasis.. Valleylab, January 20, 1993: EP0523174-A1 (340 worldwide citation)

An improved devices for delivering RF current to the operating tool (6) of an ultrasonic surgical apparatus which comprises a switch module for selecting said RF current, an electrically conducting metal band (18) connected to the switch module and an electrically conductive O-ring (19) in electrica ...


7
Rose Emery S: Ultrasonic surgical apparatus.. Valleylab, November 23, 1994: EP0625077-A1 (339 worldwide citation)

An electrical apparatus for driving an ultrasonic piezoelectric crystal transducer in a surgical handpiece for the fragmentation and aspiration of tissue, which apparatus includes an electronic control loop in combination with a voltage source amplifier having an output which is connected to the pie ...


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William W Cimino: Dual mode ultrasonic surgical apparatus. Valleylab, Peter C Richardson, Lawrence Akers, Aaron Passman, May 13, 1997: US05628743 (283 worldwide citation)

A single ultrasonic surgical apparatus can provide a substantial cutting effect on tissue, a substantial coagulation effect on tissue, and an appropriate blend of simultaneous cutting and coagulation effects on tissue. The ultrasonic surgical apparatus is comprised of a handpiece which incorporates ...


10
William W Cimino: Pulsed ultrasonic device and method. Sound Surgical Technologies, Merchant & Gould P C, May 21, 2002: US06391042 (176 worldwide citation)

This invention relates generally to ultrasonic surgical apparatus. More particularly, this invention relates to an improved method and apparatus for generating profiled pulses of ultrasonic frequency vibratory energy at a distal surface of an ultrasonic applicator of an ultrasonic surgical instrumen ...